742723356 has 24 divisors (see below), whose sum is σ = 1738944144. Its totient is φ = 246728320.

The previous prime is 742723301. The next prime is 742723361. The reversal of 742723356 is 653327247.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102105 + ... + 109136.

It is an arithmetic number, because the mean of its divisors is an integer number (72456006).

Almost surely, 2^742723356 is an apocalyptic number.

It is an amenable number.

742723356 is an abundant number, since it is smaller than the sum of its proper divisors (996220788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

742723356 is a wasteful number, since it uses less digits than its factorization.

742723356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211541 (or 211539 counting only the distinct ones).

The product of its digits is 211680, while the sum is 39.

The square root of 742723356 is about 27252.9513264160. The cubic root of 742723356 is about 905.6123999283.

The spelling of 742723356 in words is "seven hundred forty-two million, seven hundred twenty-three thousand, three hundred fifty-six".